ACR offers a complete line of compact Information Loggers to measure and record temperature, relative humidity, electric current, pressure, process signals, pulse frequency, power quality and more. ACR Information Loggers have flown with airline pilots, raced with Indy drivers, driven with truckers and have even been into outer space. ACR Loggers sit on top, under, and in buildings; they operate in tropical and sub-zero temperatures, in and out of water, and in just about any place a mind could imagine. ACR continues to be customer-driven, using its research and development expertise to accept challenges others prefer to avoid. As a result, ACR remains on the leading edge of technological advancements with simple, cost efficient and state-of-the-art, technology-based products. Each ACR product will further the tradition of maximizing safety, increasing efficiency, and solving problems overdue for solution. ACR products continue to be refined and improved to provide customers of every size and need with innovative ways to do the job better, faster and more efficiently.